package com.bjpowernode.payment01.util;

public class KqUtil {
    public static String appendParam(String returns, String paramId, String paramValue) {
        if(returns != ""){
            if(paramValue!=null&paramValue!=""){
                returns += "&" + paramId + "=" + paramValue;
            }
        }else{
            if(paramValue!=null&paramValue!=""){
                returns = paramId + "=" + paramValue;
            }
        }
        return returns;
    }
}
